133 lines
3.8 KiB
Rust
133 lines
3.8 KiB
Rust
#![feature(test)]
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use compiletest_rs as compiletest;
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use compiletest_rs::common::Mode as TestMode;
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use std::env::{self, set_var};
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use std::ffi::OsStr;
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use std::fs;
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use std::io;
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use std::path::{Path, PathBuf};
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mod cargo;
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#[must_use]
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fn rustc_test_suite() -> Option<PathBuf> {
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option_env!("RUSTC_TEST_SUITE").map(PathBuf::from)
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}
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#[must_use]
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fn rustc_lib_path() -> PathBuf {
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option_env!("RUSTC_LIB_PATH").unwrap().into()
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}
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fn default_config() -> compiletest::Config {
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let build_info = cargo::BuildInfo::new();
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let mut config = compiletest::Config::default();
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if let Ok(name) = env::var("TESTNAME") {
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config.filter = Some(name);
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}
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if rustc_test_suite().is_some() {
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let path = rustc_lib_path();
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config.run_lib_path = path.clone();
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config.compile_lib_path = path;
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}
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let disambiguated: Vec<_> = cargo::BuildInfo::third_party_crates()
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.iter()
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.map(|(krate, path)| format!("--extern {}={}", krate, path.display()))
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.collect();
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config.target_rustcflags = Some(format!(
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"-L {0} -L {1} -Dwarnings -Zui-testing {2}",
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build_info.host_lib().join("deps").display(),
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build_info.target_lib().join("deps").display(),
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disambiguated.join(" ")
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));
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config.build_base = if rustc_test_suite().is_some() {
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// we don't need access to the stderr files on travis
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let mut path = PathBuf::from(env!("OUT_DIR"));
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path.push("test_build_base");
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path
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} else {
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build_info.host_lib().join("test_build_base")
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};
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config.rustc_path = build_info.clippy_driver_path();
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config
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}
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fn run_mode(cfg: &mut compiletest::Config) {
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cfg.mode = TestMode::Ui;
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cfg.src_base = Path::new("tests").join("ui");
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compiletest::run_tests(&cfg);
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}
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#[allow(clippy::identity_conversion)]
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fn run_ui_toml_tests(config: &compiletest::Config, mut tests: Vec<tester::TestDescAndFn>) -> Result<bool, io::Error> {
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let mut result = true;
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let opts = compiletest::test_opts(config);
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for dir in fs::read_dir(&config.src_base)? {
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let dir = dir?;
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if !dir.file_type()?.is_dir() {
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continue;
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}
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let dir_path = dir.path();
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set_var("CARGO_MANIFEST_DIR", &dir_path);
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for file in fs::read_dir(&dir_path)? {
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let file = file?;
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let file_path = file.path();
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if file.file_type()?.is_dir() {
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continue;
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}
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if file_path.extension() != Some(OsStr::new("rs")) {
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continue;
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}
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let paths = compiletest::common::TestPaths {
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file: file_path,
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base: config.src_base.clone(),
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relative_dir: dir_path.file_name().unwrap().into(),
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};
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let test_name = compiletest::make_test_name(&config, &paths);
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let index = tests
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.iter()
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.position(|test| test.desc.name == test_name)
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.expect("The test should be in there");
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result &= tester::run_tests_console(&opts, vec![tests.swap_remove(index)])?;
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}
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}
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Ok(result)
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}
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fn run_ui_toml(config: &mut compiletest::Config) {
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config.mode = TestMode::Ui;
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config.src_base = Path::new("tests").join("ui-toml").canonicalize().unwrap();
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let tests = compiletest::make_tests(&config);
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let res = run_ui_toml_tests(&config, tests);
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match res {
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Ok(true) => {},
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Ok(false) => panic!("Some tests failed"),
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Err(e) => {
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println!("I/O failure during tests: {:?}", e);
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},
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}
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}
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fn prepare_env() {
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set_var("CLIPPY_DISABLE_DOCS_LINKS", "true");
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set_var("CLIPPY_TESTS", "true");
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//set_var("RUST_BACKTRACE", "0");
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}
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#[test]
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fn compile_test() {
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prepare_env();
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let mut config = default_config();
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run_mode(&mut config);
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run_ui_toml(&mut config);
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}
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